/**
 * Copyright (C) 2010, 2011 Neofonie GmbH
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package eu.dicodeproject.blogimport.filereader;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * This is a helper class for synchronization between {@link DirectoryPoller} and {@link PollingFileSystemReader}.
 * 
 *
 */
public class PollingMutex {

	private static final Logger LOG = LoggerFactory.getLogger(PollingMutex.class); 
	
	private boolean lock = false;
	
	/**
	 * Sets the lock - true would mean that the {@link PollingFileSystemReader} will wait until this lock is set to false.
	 * 
	 * @param lock
	 */
	public void setLock(boolean lock) {
		LOG.debug("Setting lock to " + lock);
		this.lock = lock;
	}
	
	/**
	 * True if {@link PollingFileSystemReader} should wait, false if not.
	 * 
	 * @return
	 */
	public boolean isLock() {
		return lock;
	}
}
